VW Code 28701
28701 Description And Summary : |
|---|
Diameter in engine intake manifold flap; bank 2, stuck closed run rough, or might suddenly stall at any given speed o2 sensor reference voltage bank 2 sensor 1, circuit high and wait then transmission mount valve 2 (n263), open circuit will delay your vw fault. |
28701 Possible Causes:
28701 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 28701 Code
- Inspect all the connections ignition coil 'k' primary control, short to plus
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns